diff --git a/agents/README.md b/agents/README.md
index e537328a..ab3877d9 100644
--- a/agents/README.md
+++ b/agents/README.md
@@ -21,7 +21,8 @@ Keep one canonical home for each fact; link between layers instead of copying pa
 
 - `AGENTS.md`: global baseline rules for coding agents.
 - `evals/global-rules.md`: behavioral scenarios for validating changes to the global rules.
-- `install-skills.md`: curated `npx skills` command snippets, plus the `npx ctx7` docs-tool setup.
+- `install-tooling.md`: curated install snippets for external agent tooling (`npx skills`,
+  `npx ctx7`, tuios integration).
 
 The Nix side of the agents — deploying these rules, the agent CLIs, and their environment — lives in
 the Home Manager module [`home/base/tui/agents/`](../home/base/tui/agents/README.md).
@@ -32,7 +33,7 @@ the Home Manager module [`home/base/tui/agents/`](../home/base/tui/agents/README
 2. Configure permissions directly in the agent runtime; auto-approval is generally used.
 3. Edit the rules; Home Manager links them out-of-store, so the change reaches the next agent
    session without a rebuild. Run a Home Manager switch only when the deployed target set changes.
-4. Use `install-skills.md` as a reference when installing external skills.
+4. Use `install-tooling.md` as a reference when installing external agent tooling.
 
 ## Deployment
 
@@ -52,7 +53,7 @@ not deployed.
 Auto-approval controls tool prompting. The global rules still define task authorization, safety, and
 secret handling.
 
-## About `install-skills.md`
+## About `install-tooling.md`
 
 Use it as a snippet library:
 
diff --git a/agents/install-skills.md b/agents/install-tooling.md
similarity index 84%
rename from agents/install-skills.md
rename to agents/install-tooling.md
index 4374953d..a79a48e4 100644
--- a/agents/install-skills.md
+++ b/agents/install-tooling.md
@@ -1,7 +1,8 @@
-# Agent Skills Commands
+# Agent Tooling Commands
 
-Reference commands for listing, installing, and updating skills via `npx skills`. Keep the global
-set small and install task-specific skills in the relevant project.
+Reference commands for installing external agent tooling: skills via `npx skills`, the `ctx7` docs
+tool, and the tuios harness integration. Keep the global set small and install task-specific skills
+in the relevant project.
 
 This repository's own skills live in `.agents/skills/`: they are tracked in git and discovered
 automatically, so do not install, overwrite, or remove them with `npx skills`. The commands below
@@ -56,9 +57,6 @@ npx skills add -g JuliusBrussee/caveman --skill 'caveman'
 
 # shape replies for an ADHD reader: next action first, numbered steps, restated state
 npx skills add -g ayghri/i-have-adhd --skill 'i-have-adhd'
-
-# inspect and control herdr panes, tabs, workspaces, agents, and commands from a herdr pane
-npx skills add -g herdrdev/herdr --skill 'herdr'
 ```
 
 ## Optional project skills
@@ -81,11 +79,15 @@ npx skills add anthropics/skills --skill 'pdf'
 npx skills add trailofbits/skills --skill 'codeql' --skill 'semgrep'
 ```
 
-## Other agent tooling (npx)
+## Other agent tooling
 
 ```bash
 # context7: up-to-date library docs and code examples for LLMs and agents
 npx ctx7 setup
+
+# tuios: register it as an MCP server for the harness (read-only, or --mcp-write
+# for typing tools); also reports agent state into the tuios pane
+tuios integration install opencode --mcp-write
 ```
 
 References:
@@ -96,6 +98,6 @@ References:
 - https://github.com/DietrichGebert/ponytail
 - https://github.com/JuliusBrussee/caveman
 - https://github.com/ayghri/i-have-adhd
-- https://github.com/herdrdev/herdr
+- https://github.com/Gaurav-Gosain/tuios
 - https://github.com/anthropics/skills
 - https://github.com/trailofbits/skills
diff --git a/home/base/README.md b/home/base/README.md
index 127df849..02a75055 100644
--- a/home/base/README.md
+++ b/home/base/README.md
@@ -42,7 +42,6 @@ systems.
   - **editors/**: Extra terminal editor Nix (see `core/editors/` for docs and baseline enables)
   - **encryption/**: Encryption and security tools
   - **gpg/**: GPG key management
-  - **herdr.nix**: Herdr agent terminal-multiplexer configuration
   - **password-store/**: Password management with pass
   - **shell/**: Shell environment configurations
   - **ssh.nix**: SSH configuration and management
diff --git a/home/base/tui/herdr.nix b/home/base/tui/herdr.nix
deleted file mode 100644
index f8a3b349..00000000
--- a/home/base/tui/herdr.nix
+++ /dev/null
@@ -1,42 +0,0 @@
-{
-  pkgs,
-  lib,
-  llm-agents,
-  ...
-}:
-{
-  programs.herdr = {
-    enable = true;
-    package = llm-agents.packages.${pkgs.stdenv.hostPlatform.system}.herdr;
-
-    settings = {
-      onboarding = false;
-
-      update = {
-        version_check = false;
-        manifest_check = false;
-      };
-
-      # home-manager owns ~/.ssh/config; keep herdr from writing it too.
-      remote.manage_ssh_config = false;
-
-      # "catppuccin" is the mocha flavor, matching catppuccin-nix's fixed flavor.
-      theme.name = "catppuccin";
-
-      terminal = {
-        default_shell = lib.getExe pkgs.nushell;
-        shell_mode = "auto";
-        new_cwd = "follow";
-      };
-
-      ui = {
-        agent_panel_sort = "priority";
-        prompt_new_tab_name = false;
-        sound.enabled = false;
-      };
-
-      session.resume_agents_on_restore = true;
-      experimental.kitty_graphics = true;
-    };
-  };
-}
diff --git a/hosts/idols-ai/preservation.nix b/hosts/idols-ai/preservation.nix
index 2d11a5ed..bb112367 100644
--- a/hosts/idols-ai/preservation.nix
+++ b/hosts/idols-ai/preservation.nix
@@ -183,10 +183,6 @@ in
         ".local/share/opencode"
         ".local/state/opencode"
 
-        # herdr: plugin registry, plugin checkouts/config, session layout
-        ".config/herdr"
-        ".local/state/herdr"
-
         ".context7" # up-to-date docs and code examples for for LLMs & agents
 
         # nvim